Neck fan



FIG. 1 is a rear, left and bottom perspective view of a neck fan, showing our design.

FIG. 2 is a front, right and top perspective view thereof.

FIG. 3 is a front elevation view thereof.

FIG. 4 is a rear elevation view thereof.

FIG. 5 is a left side elevation view thereof.

FIG. 6 is a right side elevation view thereof.

FIG. 7 is a top plan view thereof.

FIG. 8 is a bottom plan view thereof.

FIG. 9 is an enlarged detail view of an area labeled 9 in FIG. 1 ; and,

FIG. 10 is an enlarged detail view of an area labeled 10 in FIG. 2 .

Broken lines illustrate portions of the neck that form no part of the claimed design. 

CLAIM The ornamental design for a neck fan, as shown and described. 